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Samsung Galaxy S21 FE Charging Port Repair

Charging Port Repair guide for the Samsung Galaxy S21 FE

Moderate
~35 min
22 steps

Before you begin

Tools

  • Heat gun or hair dryer
  • Suction cup tool
  • Plastic prying tools
  • Phillips #000 screwdriver
  • Spudger tool
  • Tweezers

Parts / materials

  • Replacement Galaxy S21 FE charging port daughterboard
  • Pre-cut back cover adhesive
  • Isopropyl alcohol (99%)

Safety

  • Power down the phone completely before starting the repair.
  • Disconnect the battery before working near any internal components to prevent short circuits.
  • Wear safety glasses to protect against accidental glass or plastic splinters when heating and prying.

Overview

# Samsung Galaxy S21 FE Charging Port Repair Repair Guide Action-specific charging port repair walkthrough for the Samsung Galaxy S21 FE. About 35 minutes across 22 steps. This DIY guide walks through charging port repair on the Samsung Galaxy S21 FE (Galaxy S series phone). Before you open the device, confirm the exact model number on the Samsung settings screen or rear housing so your replacement part matches the Galaxy S21 FE specifically—not a similar Galaxy S sibling. Most DIY techs finish this Samsung Galaxy S21 FE charging port repair in about 35 minutes when parts and tools are ready. Difficulty is rated intermediate for this model. Recommended tools for this Samsung Galaxy S21 FE job: Heat gun or hair dryer, Suction cup tool, Plastic prying tools, Phillips #000 screwdriver, Spudger tool, Tweezers. Parts and supplies: Replacement Galaxy S21 FE charging port daughterboard, Pre-cut back cover adhesive, Isopropyl alcohol (99%). Power the Galaxy S21 FE off completely, remove SIMs/SD cards if present, and work on a clean, well-lit surface with a magnetic mat for screws. If a step feels wrong for your Samsung Galaxy S21 FE, stop and compare the connector layout to the photos in this guide. When you prefer a same-day pro repair in Seattle instead, LML Repair can handle charging port repair for this model with tested parts and a workmanship warranty.

Step-by-step

  1. 1

    Power Off the Device

    1 min

    Press and hold the power and volume down buttons, then tap Power Off on the screen.

  2. 2

    Heat the Back Panel

    2 min

    Apply a heat gun or hair dryer around the outer edges of the rear cover for two minutes to soften the adhesive.

  3. 3

    Attach the Suction Cup

    1 min

    Place a suction cup near the bottom edge of the rear panel and pull up gently to create a small gap.

  4. 4

    Insert an Opening Pick

    1 min

    Insert an opening pick into the gap created beneath the rear panel.

  5. 5

    Slice the Edge Adhesive

    2 min

    Slide the pick along the bottom edge to slice through the factory tape.

  6. 6

    Slice Remaining Edges

    3 min

    Carefully run the opening pick along the sides and top edge to fully release the back cover.

  7. 7

    Remove the Back Cover

    1 min

    Lift the plastic back panel off the frame and set it aside on a clean surface.

  8. 8

    Unscrew the Midframe Shield

    3 min

    Use a Phillips #000 screwdriver to remove the screws securing the upper midframe and wireless charging coil.

  9. 9

    Disconnect the Battery

    2 min

    Pry up the wireless charging coil assembly and use a spudger to disconnect the battery press connector.

  10. 10

    Remove the Wireless Charging Coil

    1 min

    Lift the wireless charging coil and NFC assembly off the housing completely.

  11. 11

    Unscrew the Loudspeaker

    2 min

    Remove the Phillips #000 screws holding the lower loudspeaker housing over the charging port board.

  12. 12

    Remove the Loudspeaker Assembly

    1 min

    Insert a spudger under the notch of the loudspeaker housing and pry it up to remove it.

  13. 13

    Disconnect the Display Cable

    1 min

    Use a spudger to detach the display flex cable connector from the sub-board.

  14. 14

    Disconnect the Interconnect Cable

    1 min

    Disconnect the main daughterboard interconnect flex cable from the sub-board.

  15. 15

    Disconnect Antenna Coaxial Cables

    2 min

    Use precision tweezers to carefully pop off the white and blue antenna coaxial connectors from the sub-board.

  16. 16

    Remove the Sub-Board Screw

    1 min

    Unscrew the single Phillips #000 screw holding the charging port daughterboard to the chassis.

  17. 17

    Extract the Old Charging Board

    1 min

    Pry up the lower daughterboard gently with a spudger and remove it from the phone.

  18. 18

    Install the New Charging Board

    1 min

    Set the new charging port sub-board into the lower housing and press it down flush.

  19. 19

    Secure the Board Screw

    1 min

    Replace and tighten the single Phillips #000 screw to lock the new sub-board into place.

  20. 20

    Reconnect Antennas and Flex Cables

    2 min

    Snap the antenna cables, display flex, and interconnect flex connectors firmly onto the new board.

  21. 21

    Reinstall the Loudspeaker and Coil

    3 min

    Reattach the battery connector, replace the loudspeaker, reinstall the top shield, and secure all Phillips screws.

  22. 22

    Seal the Back Cover

    2 min

    Apply fresh adhesive tape along the perimeter, press the back cover into position, and apply firm pressure.

After your Samsung Galaxy S21 FE charging port repair

Power the Galaxy S21 FE back on and test the charging port repair function before you put every screw away. Check touch/display response, charging, cameras, buttons, and wireless as relevant to this repair. If something fails after closing the device, reopen carefully and reseat the connectors for this Samsung Galaxy S21 FE job before assuming the part is defective. Keep leftover adhesive and screws labeled in case you need a second pass.

Keep learning

Explore more Samsung Galaxy S21 FE repair context in the encyclopedia, or open related DIY guides.

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